1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin
Also known as: 1,2,3,6,7,8-HxCDD, 1,2,3,6,7,8-HCDD, 1,2,3,6,7,8-Hexachloro-p-dioxin
1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin (CAS 57653-85-7) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C12H2Cl6O2 and a molecular weight of 390.86100 g/mol. Key properties include a melting point of 285-286ºC, a boiling point of 478ºC at 760 mmHg, a density of 1.777 g/cm3 and a flash point of 182.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 57653-85-7
- Jingsj CID
- J-1098689-7
- Molecular Formula
- C12H2Cl6O2
- Molecular Weight
- 390.86100 g/mol
- Category
- Aromatic Hydrocarbons
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 285-286ºC |
|---|---|
| Boiling Point | 478ºC at 760 mmHg |
| Density | 1.777 g/cm3 |
| Flash Point | 182.9ºC |
| Exact Mass | 387.81900 |
| PSA | 18.46000 |
| LogP | 7.50500 |
Frequently Asked Questions
What is the CAS number of 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin?
The CAS number of 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin is 57653-85-7.
What are the molecular formula and molecular weight of 1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin?
1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin has molecular formula C12H2Cl6O2 and molecular weight 390.86100 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "1,2,3,6,7,8-Hexachlorodibenzo-p-dioxin (CAS 57653-85-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1098689-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.